Yes, she could. The period is the body's way of getting rid of an unfertilized egg. So there can be an egg prior to the first period.
Yes you can when you are on your period it could triple or even have higher chances of getting pregnant
Yes.
Very unlikely.
You could be pregnant - take a test
Getting pregnant requires sexual union (or artificial insemination). If you have had either you can get pregnant.
Ovulation usually begins 12-14 days after your period. It is very likely that your teen could be pregnant.
It is possible that she could be pregnant. She needs to take a pregnancy test if she misses her next period
there are 100 % chances of you getting pregnant.
Could be either one..is your period due anytime soon?
If you have had sex, then you can be pregnant. However, it sounds more like your body is getting ready to start your period.
An irregularity in your period does not mean you are pregnant. If you are getting your period at all then you are most likely not pregnant. It could be just a change in your diet or excess stress.
It can be. It could just be a bug though. Take a pregnancy test if you miss your period